Flat grade share
- Ethias 15 km de Liège Métropole
- 62.2% Favoured
Ethias 15 km de Liège Métropole vs TCS Lidingöloppet 15K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofEthias 15 km de Liège Métropole or TCS Lidingöloppet 15K — which comes out ahead?
TCS Lidingöloppet 15K has the stronger available profile on course flatness and scenery score.
Route comparison snapshot
Ethias 15 km de Liège Métropole
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.8%
- flat grade share
- 62.2% Favoured
- lower ascent
- 177 m
- climbing density
- 11.8 m/km
- net elevation
- 1 m
- maximum grade
- 20.2%
TCS Lidingöloppet 15K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.0% Favoured
- flat grade share
- 52.9%
- lower ascent
- 173 m
- climbing density
- 11.5 m/km
- net elevation
- -5 m
- maximum grade
- 9.3%
| Metric | Ethias 15 km de Liège Métropole | TCS Lidingöloppet 15K |
|---|---|---|
| Flat grade share | 62.2% ✓ | 52.9% |
| GAP factor (% slower than flat) | 1.8% | 1.0% ✓ |
| Uphill share | 18.1% | 21.6% |
| Steep-up share | 4.6% | 3.8% |
| Downhill share | 19.7% | 25.5% |
| Total ascent (m) | 177 m | 173 m |
| Climbing density (m/km) | 11.8 m/km | 11.5 m/km |
| Longest climb length (m) | 760 m | 540 m |
| Longest climb gain (m) | 45 m | 25 m |
| Longest climb average grade | 5.9% | 4.7% |
| Total descent (m) | 176 m | 178 m |
| Net elevation (m) | 1 m | -5 m |
| Max absolute grade | 20.2% | 9.3% |
| Start elevation (m) | 63 m | 26 m |
| Finish elevation (m) | 64 m | 21 m |
| Scenic score | 45/100 | 100/100 ✓ |
| Conditions | 89/100 | 89/100 |
GAP factor (% slower than flat)
- TCS Lidingöloppet 15K
- 1.0% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Ethias 15 km de Liège Métropole
- 11.8 m/km
- TCS Lidingöloppet 15K
- 11.5 m/km
Longest climb length (m)
Longest climb gain (m)
Longest climb average grade
Total descent (m)
Net elevation (m)
Max absolute grade
Start elevation (m)
Finish elevation (m)
Scenic score
- TCS Lidingöloppet 15K
- 100/100 Favoured
Conditions
- TCS Lidingöloppet 15K
- 89/100
Only metrics available for at least one side are shown. A ✓ marks the better value for each metric (higher-is-better aware). Scores are out of 100 when available. Ascent, climbing density, max absolute grade and median finish describe course or field context and are not marked as better or worse.
Race facts that change the decision
| Fact | Ethias 15 km de Liège Métropole | TCS Lidingöloppet 15K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2027-04-11 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-09-25 (legacy event-level date). |
| Location | Liège, Belgium | Lidingö, Sweden |
| Actual distance | 15 km | 15 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Surface | Unavailable | Off Road cross Country forest trails and gravel on Lidingö island, a shortened version of the classic 30 km terrain |
| Elevation character | Rolling | Hilly |
| Terrain | Road | Trail, Beach |
| Scenery | City, Riverside, Historic, Parkland | Parkland, Forest, Countryside, Desert, Island, Historic, Waterfront, Coastal |
| Atmosphere | Big City, Festival, Community | Festival, Community, Scenic Tour |
| Technicality | Moderate | Unavailable |
| Total ascent | 177 m | 173 m |
| Climbing density | 11.8 m/km | 11.5 m/km |
| Total descent | 176 m | 178 m |
| Net elevation | 1 m | -5 m |
| Max absolute grade | 20.2% | 9.3% |
| Flat grade share | 62.2% | 52.9% |
| GAP factor | 1.8% | 1.0% |
| Entry model | Open | Open |
Schedule
- Ethias 15 km de Liège Métropole
Exact race date not confirmed. Event weekend starts 2027-04-11 (legacy event-level date).
- TCS Lidingöloppet 15K
Exact race date not confirmed. Event weekend starts 2026-09-25 (legacy event-level date).
Location
- Ethias 15 km de Liège Métropole
- Liège, Belgium
- TCS Lidingöloppet 15K
- Lidingö, Sweden
Actual distance
- Ethias 15 km de Liège Métropole
- 15 km
- TCS Lidingöloppet 15K
- 15 km
raceindex.org mapped route held
- Ethias 15 km de Liège Métropole
- Held
- TCS Lidingöloppet 15K
- Held
raceindex.org elevation profile held
- Ethias 15 km de Liège Métropole
- Held
- TCS Lidingöloppet 15K
- Held
Surface
- Ethias 15 km de Liège Métropole
- Unavailable
- TCS Lidingöloppet 15K
- Off Road cross Country forest trails and gravel on Lidingö island, a shortened version of the classic 30 km terrain
Elevation character
- Ethias 15 km de Liège Métropole
- Rolling
- TCS Lidingöloppet 15K
- Hilly
Terrain
- Ethias 15 km de Liège Métropole
- Road
- TCS Lidingöloppet 15K
- Trail, Beach
Scenery
- Ethias 15 km de Liège Métropole
- City, Riverside, Historic, Parkland
- TCS Lidingöloppet 15K
- Parkland, Forest, Countryside, Desert, Island, Historic, Waterfront, Coastal
Atmosphere
- Ethias 15 km de Liège Métropole
- Big City, Festival, Community
- TCS Lidingöloppet 15K
- Festival, Community, Scenic Tour
Technicality
- Ethias 15 km de Liège Métropole
- Moderate
- TCS Lidingöloppet 15K
- Unavailable
Total ascent
- Ethias 15 km de Liège Métropole
- 177 m
- TCS Lidingöloppet 15K
- 173 m
Climbing density
- Ethias 15 km de Liège Métropole
- 11.8 m/km
- TCS Lidingöloppet 15K
- 11.5 m/km
Total descent
- Ethias 15 km de Liège Métropole
- 176 m
- TCS Lidingöloppet 15K
- 178 m
Net elevation
- Ethias 15 km de Liège Métropole
- 1 m
- TCS Lidingöloppet 15K
- -5 m
Max absolute grade
- Ethias 15 km de Liège Métropole
- 20.2%
- TCS Lidingöloppet 15K
- 9.3%
Flat grade share
- Ethias 15 km de Liège Métropole
- 62.2%
- TCS Lidingöloppet 15K
- 52.9%
GAP factor
- Ethias 15 km de Liège Métropole
- 1.8%
- TCS Lidingöloppet 15K
- 1.0%
Entry model
- Ethias 15 km de Liège Métropole
- Open
- TCS Lidingöloppet 15K
- Open
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.
Common questions
Which is flatter, Ethias 15 km de Liège Métropole or TCS Lidingöloppet 15K?
TCS Lidingöloppet 15K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.